Sample 81
NavDat sample number 39372 · GRANITE
Sample
| Sample ID | 81 |
|---|---|
| Rock name | GRANITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | coarse-grained granite |
Location
| Latitude | 46.7053 |
|---|---|
| Longitude | -115.614 |
| State / province | Idaho |
| Volcanic field | Bungalow stock, Challis magmatic province |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 46.2 | 44.2 | 48.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.53 | WT% | ICPAES | |
| TIO2 | 0.04 | WT% | ICPAES | |
| AL2O3 | 12.78 | WT% | ICPAES | |
| FEOT | 1.44 | WT% | ICPAES | |
| FE2O3 | 0.46 | WT% | TIT | |
| FEO | 0.98 | WT% | TIT | |
| MNO | 0.01 | WT% | ICPAES | |
| MGO | 0.14 | WT% | ICPAES | |
| CAO | 1.19 | WT% | ICPAES | |
| NA2O | 3.62 | WT% | ICPAES | |
| K2O | 4.81 | WT% | ICPAES | |
| P2O5 | 0.11 | WT% | ICPAES | |
| LOI | 0.41 | WT% | ICPAES | |
| TOTAL | 101.09 | WT% | ICPAES | |
| BA | 160 | PPM | INAA | |
| CO | 2.5 | PPM | INAA | |
| CR | 97 | PPM | INAA | |
| CS | 4 | PPM | INAA | |
| HF | 4 | PPM | INAA | |
| MO | 2.5 | PPM | INAA | |
| NI | 25 | PPM | INAA | |
| RB | 95 | PPM | INAA | |
| SC | 3 | PPM | INAA | |
| SN | 2.5 | PPM | XRF | |
| TA | 0.5 | PPM | INAA | |
| TH | 12 | PPM | INAA | |
| U | 2.1 | PPM | INAA | |
| ZN | 25 | PPM | INAA | |
| LA | 49 | PPM | INAA | |
| CE | 72 | PPM | INAA | |
| ND | 19 | PPM | INAA | |
| SM | 4.9 | PPM | INAA | |
| EU | 0.2 | PPM | INAA | |
| TB | 0.3 | PPM | INAA | |
| YB | 2.46 | PPM | INAA | |
| LU | 0.43 | PPM | INAA |